
![]()  | Ferdinand Gustav Willem Oldewelt | 
| Ferdinand Gustav Willem Oldewelt | |
| G: | 19 aug 1857 | 
| Amsterdam | |
| O: | 22 apr 1935 | 
| Laren NH | |
| Anna Gustaaf Johanna Schroeder | |
| G: | 27 feb 1867 | 
| Amsterdam W. | |
| H: | 25 aug 1892 | 
| Amsterdam | |
![]()  | Gerhardus Wilhelmus Ferdinandus Oldewelt | 
| Gerhardus Wilhelmus Ferdinandus Oldewelt | |
| O: | vóór apr 1935 | 
![]()  | Maria Magdalena Elisabeth Metman | 
| Maria Magdalena Elisabeth Metman | |
| O: | vóór apr 1935 |